Ever notice strange ripples on your jeans after washing? You’re not alone. These bumps are common, and here’s why they happen—and how to prevent or fix them. What Causes Ripples: Stretchy Fabrics: Elastane or spandex can lose shape with frequent wear and wash, causing warping—especially around knees and thighs. Rough Washing: Hot water, high-speed cycles, and dryers can damage fibers....
